DROP INDEX
SQL - Language Statements
DROP INDEX
remove an index
DROP INDEX name [, ...] [ CASCADE | RESTRICT ]
Description
DROP INDEX drops an existing index from the database
system. To execute this command you must be the owner of
the index.
Parameters
name
The name (optionally schema-qualified) of an index to remove.
CASCADE
Automatically drop objects that depend on the index.
RESTRICT
Refuse to drop the index if any objects depend on it. This is
the default.
Diagnostics
DROP INDEX
Message returned if the command completes successfully.
ERROR: index "name" does not exist
This message is returned if name is not an existing
index.
Examples
This command will remove the index title_idx:
DROP INDEX title_idx;
Compatibility
DROP INDEX is a
PostgreSQL language extension. There
are no provisions for indexes in the SQL standard.
See Also